CN208482426U - A kind of back flow reaction device after organic chemistry dehydration - Google Patents

Abstract

The utility model provides the back flow reaction device after a kind of organic chemistry dehydration, is related to back flow reaction device field.Back flow reaction device after the organic chemistry dehydration, including support plate, the upper surface of support plate is fixedly connected with the lower surface of the first reaction kettle, and the gas outlet of the first reaction kettle upper surface is connected by the first tracheae with the right end of drying tube, and the back side of drying tube is fixedly connected with the front of the first support plate.Back flow reaction device after the organic chemistry dehydration, pass through setting support plate, the first reaction kettle, the first tracheae, drying tube, the first support plate, the second tracheae, condenser pipe outlet tube, anti feedback pipe, inlet tube, groove, fixture block, support device, connecting rod and liquid back pipe, when use device, groove and fixture block in anti feedback pipe are connected together to form loop, to prevent the volatilization gas in the first reaction kettle from entering inlet tube, the liquid in such condenser pipe can smoothly flow back to the first reaction kettle.

Description

A kind of back flow reaction device after organic chemistry dehydration

Technical field

Reflux the utility model relates to back flow reaction engineering device technique field, after specially a kind of organic chemistry dehydration Reaction unit.

Background technique

Organic chemistry is an important subject, its many place in our life can use, either Food or our some daily necessities, grow on trees and are related to, and many organic matters are obtained by organic reaction, And organic reaction just needs to use reaction unit, organic reaction is so fast unlike general chemical reaction, it needs to heat, and That reacts is slower, should be except the vapor that dereaction generates for the organic chemical reactions of some bands dehydration, while also will The reactive material of volatilization utilizes again, this just needs back flow reaction device, and existing many reflux units do not account for volatilization Reaction gas flows into liquid back pipe, and the pressure condition of entire reaction unit, because pressure is excessive to have the danger that booster occurs.

Utility model content

(1) the technical issues of solving

In view of the deficiencies of the prior art, the utility model provides the back flow reaction dress after a kind of organic chemistry dehydration It sets, solves the reaction gas that existing many reflux units do not account for volatilization and flow into liquid back pipe and entire reaction unit Pressure condition because pressure is excessive to have the dangerous problem that booster occurs.

(2) technical solution

To achieve the above object, the utility model provides the following technical solutions: returning after a kind of organic chemistry dehydration Reaction unit is flowed, including support plate, the upper surface of the support plate are fixedly connected with the lower surface of the first reaction kettle, and the first reaction The gas outlet of kettle upper surface is connected by the first tracheae with the right end of drying tube, the back side of the drying tube and the first support plate Front be fixedly connected, and the lower surface of the first support plate is fixedly connected with the upper surface of support plate, the left end of the drying tube It is connected by the second tracheae with the right end of condenser pipe, and the upper surface of the second tracheae is provided with the first solenoid valve, it is described cold The back side of solidifying pipe is fixedly connected with the front of the first support plate, and the lower surface of condenser pipe passes through the upper of outlet tube and anti feedback pipe Surface is connected, and the upper surface of anti feedback inside pipe wall is connected with the top of inlet tube, and inlet tube is located at outlet tube Lower section, the bottom end of the inlet tube are connected with the upper surface of groove, and the inner wall of the outer surface of groove and anti feedback pipe is solid It is fixed to connect, it is connected with fixture block in the groove, and the lower surface of fixture block is fixedly connected with the top of support device, and supports dress The left and right sides set pass through two connecting rods respectively and are fixedly connected with the inner wall of anti feedback pipe, the lower surface of the anti feedback pipe It is connected by liquid back pipe with the liquid return hole of the first reaction kettle, and the left side of the first reaction kettle is arranged in liquid return hole.

Preferably, the support device includes spring, and the top of the spring is fixedly connected with the lower surface of fixture block, and The bottom end of spring is fixedly connected with the upper surface of the second support plate, and the left and right sides of the second support plate pass through two respectively Connecting rod is fixedly connected with the inner wall of anti feedback pipe.

Preferably, the upper surface of second tracheae is connected with one end of third tracheae, and third tracheae is located at the On the right side of one solenoid valve, and the right side of third tracheae is provided with second solenoid valve, and the other end of the third tracheae and second is instead The gas outlet of kettle is answered to be connected, and the lower surface of the second reaction kettle is fixedly connected with the upper surface of support plate.

Preferably, second reaction kettle is located at the left side of the first reaction kettle, and the second reaction kettle and the first reaction kettle Interior reaction solution is identical.

Preferably, the upper surface of first reaction kettle is connected with the bottom end of pressure sensitive controller, and feeling of stress Controller is answered to be located at positioned at the lower section of drying tube.

Preferably, the four corners of the support plate lower surface are fixedly connected with the top of four support rods respectively, and are supported The bottom end of bar is provided with tourelle.

Preferably, the tourelle includes third support plate, under the upper surface and support rod of the third support plate Surface is fixedly connected, and the lower surface of third support plate is provided with idler wheel, and brake block is provided on idler wheel.

Preferably, the upper surface of the support plate is provided with power supply, and the upper surface of power supply is provided with switch, and switchs Model LA19-11D, the output end of the power supply be electrically connected by conducting wire with the input terminal of switch, and the output of switch End is electrically connected by conducting wire with the input terminal of pressure sensitive controller.

(3) beneficial effect

The utility model provides the back flow reaction device after a kind of organic chemistry dehydration, has following beneficial to effect Fruit:

(1), the back flow reaction device after the organic chemistry dehydration, by the way that support plate, the first reaction kettle, the first gas is arranged Pipe, drying tube, the first support plate, the second tracheae, condenser pipe outlet tube, anti feedback pipe, inlet tube, groove, fixture block, support dress Set, connecting rod and liquid back pipe first heat the first reaction kettle when use device, reaction solution heating after can wave Gas is issued, including the vapor that dehydration generates, can be absorbed when vapor passes through drying tube, it is other Gas then continues to move ahead, into condenser pipe after be condensed into liquid, the liquid runs down outlet tube of condensation enters anti feedback pipe, works as liquid Volume when collecting together to a certain extent can downward pressing spring, spring, which moves downward, drives fixture block to move down, to make feed liquor at liquid Flowed in pipe in anti feedback pipe, then liquid will liquid back pipe flow back to the first reaction kettle, the groove in anti feedback pipe and fixture block card It is connected together to form loop, to prevent the volatilization gas in the first reaction kettle from entering inlet tube, in such condenser pipe Liquid can smoothly flow back to the first reaction kettle.

(2), the back flow reaction device after the organic chemistry dehydration passes through the first solenoid valve of setting, third tracheae, the Two reaction kettles, second solenoid valve, pressure sensitive controller, power supply and switch, when air pressure reaches early warning value in the first reaction kettle, Pressure sensitive controller closes the first solenoid valve by controller, and second solenoid valve is opened, and then gas is along third tracheae It is reacted into the second reaction kettle, entire reaction unit is enable to react reactant sufficiently under suitable air pressure, reduced The danger that booster occurs, has further ensured the safety of experimenter, and not will cause the waste of raw material.

(3), the back flow reaction device after the organic chemistry dehydration, by setting support rod and tourelle, when right When device is moved, worker only needs to open the brake block on idler wheel, so that it may and pushing meanss are moved, thus Experimenter is facilitated to be adjusted the position of device, and the utility model which has a compact structure and a reasonable design, it is practical.

Detailed description of the invention

Fig. 1 is the schematic diagram of the section structure that the utility model is faced；

Fig. 2 is the structural schematic diagram of the utility model left view；

Fig. 3 is the enlarged structure schematic diagram at the utility model A.

In figure: 1 support plate, 2 first reaction kettles, 3 first tracheaes, 4 drying tubes, 5 first support plates, 6 second tracheaes, 7 condensations Pipe, 8 first solenoid valves, 9 outlet tubes, 10 anti feedback pipes, 11 inlet tubes, 12 grooves, 13 fixture blocks, 14 support devices, 141 springs, 142 second support plates, 15 connecting rods, 16 liquid back pipes, 17 third tracheaes, 18 second reaction kettles, 19 second solenoid valves, 20 feelings of stress Answer controller, 21 tourelles, 211 third support plates, 212 idler wheels, 22 support rods, 23 power supplys, 24 switches.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figure 1-3, the utility model provides a kind of technical solution: the reflux after a kind of organic chemistry dehydration is anti- Device, including support plate 1 are answered, the four corners of 1 lower surface of support plate are fixedly connected with the top of four support rods 22 respectively, and are supported The bottom end of bar 22 is provided with tourelle 21, and tourelle 21 includes third support plate 211, the upper surface of third support plate 211 It is fixedly connected with the lower surface of support rod 22, and the lower surface of third support plate 211 is provided with idler wheel 212, is rolled by setting Wheel 212, rolls idler wheel 212 when movement to device, to facilitate experimenter to the position of device It sets and is adjusted, and be provided with brake block on idler wheel 212, the upper surface of support plate 1 is provided with power supply 23, and power supply 23 is upper Surface is provided with switch 24, and the model LA19-11D of switch 24, by the way that switch 24 is arranged, so that switch 24 can control Pressure sensitive device 20 works, to facilitate worker operation, the output end of power supply 23 passes through the input terminal of conducting wire and switch 24 electricity Connection, and the output end of switch 24 is electrically connected by conducting wire with the input terminal of pressure sensitive controller 20, the upper surface of support plate 1 It is fixedly connected with the lower surface of the first reaction kettle 2, and the gas outlet of 2 upper surface of the first reaction kettle by the first tracheae 3 and is done The right end of dry pipe 4 is connected, by the way that drying tube 4 is arranged, so that vapor can be absorbed when passing through drying tube 4, thus It is connected to the upper surface of relatively pure reaction solution, the first reaction kettle 2 with the bottom end of pressure sensitive controller 20, and presses Power induction controller 20 is located at positioned at the lower section of drying tube 4, by the way that pressure sensitive controller 20 is arranged, so that pressure sensitive controls Device 20 can control the folding of the first solenoid valve 8 and second solenoid valve 19, to reach the mesh for adjusting pressure in the first reaction kettle 2 , the back side of drying tube 4 is fixedly connected with the front of the first support plate 5, and the lower surface of the first support plate 5 and support plate 1 Upper surface is fixedly connected, and the left end of drying tube 4 is connected by the second tracheae 6 with the right end of condenser pipe 7, and the second tracheae 6 Upper surface be provided with the first solenoid valve 8, by be arranged the first solenoid valve 8, when so that the pressure in the first reaction kettle 2 is excessively high The second tracheae 6 can be blocked, enter gas in second reaction kettle 18 from third tracheae 17, the upper surface of the second tracheae 6 with One end of third tracheae 17 is connected, and third tracheae 17 is located at 8 right side of the first solenoid valve, and the right side of third tracheae 17 It is provided with second solenoid valve 19, by the way that second solenoid valve 19 is arranged, so that the when pressure is normal in the first reaction kettle 2 Three tracheaes 17 are blocked, so that gas is avoided to enter in the second reaction kettle 18 from third tracheae 17, the other end of third tracheae 17 It is connected with the gas outlet of the second reaction kettle 18, and the lower surface of the second reaction kettle 18 is fixedly connected with the upper surface of support plate 1, Second reaction kettle 18 is located at the left side of the first reaction kettle 2, and the second reaction kettle 18 and the reaction solution phase in the first reaction kettle 2 Together, by be arranged the second reaction kettle 18 so that when the first 2 too high pressure of reaction kettle gas along third tracheae 17 enter second Reaction kettle 18 is reacted, to avoid the waste of raw material, the back side of condenser pipe 7 is fixedly connected with the front of the first support plate 5, And the lower surface of condenser pipe 7 is connected by outlet tube 9 with the upper surface of anti feedback pipe 10, and 10 inner wall of anti feedback pipe is upper Surface is connected with the top of inlet tube 11, and inlet tube 11 is located at 9 lower section of outlet tube, the bottom end of inlet tube 11 and groove 12 Upper surface be connected, and the outer surface of groove 12 is fixedly connected with the inner wall of anti feedback pipe 10, is connected with card in groove 12 Block 13, by the way that fixture block 13 is arranged, so that groove 12 and fixture block 13 are connected together to form loop, to prevent the first reaction Volatilization gas in kettle 2 enters inlet tube 11, and the lower surface of fixture block 13 is fixedly connected with the top of support device 14, and is propped up The left and right sides of support arrangement 14 pass through two connecting rods 15 respectively and are fixedly connected with the inner wall of anti feedback pipe 10, support device 14 Including spring 141, by the way that spring 141 is arranged, as the liquid in inlet tube 11 increases, so that spring 141 compresses downwards, thus Make spring 141 that fixture block 13 be driven to move down, liquid is made to leak down, the fixed company in the top of spring 141 and the lower surface of fixture block 13 It connects, and the bottom end of spring 141 is fixedly connected with the upper surface of the second support plate 142, and the left and right two of the second support plate 142 Side passes through two connecting rods 15 respectively and is fixedly connected with the inner wall of anti feedback pipe 10, and the lower surface of anti feedback pipe 10 is by returning liquid Pipe 16 is connected with the liquid return hole of the first reaction kettle 2, and the left side of the first reaction kettle 2 is arranged in liquid return hole.

In use, first being heated to the first reaction kettle 2 when use device, can volatilize after reaction solution heating Gas out can be absorbed when vapor passes through drying tube 4 including the vapor that dehydration generates, other Gas then continues to move ahead, into condenser pipe 7 after be condensed into liquid, the liquid runs down outlet tube 9 of condensation enters anti feedback pipe 10, When liquid is saved bit by bit to a certain extent can downward pressing spring 141, spring 141 move downward drive fixture block 13 move down, thus Make to flow in anti feedback pipe 10 in inlet tube 11 at liquid, then liquid will liquid back pipe 16 flow back to the first reaction kettle 2, when first When air pressure reaches early warning value in reaction kettle 2, pressure sensitive controller 20 closes the first solenoid valve 8 by controller, the second electricity Magnet valve 19 is opened, and then gas is reacted along third tracheae 17 into the second reaction kettle 18, the gas in the first reaction kettle 2 When pressure reaches suitable atmospheric pressure value, pressure sensitive controller 20 opens the first solenoid valve 8 by controller, the second electromagnetism Valve 19 is closed, and when moving to device, worker only needs to open the brake block on idler wheel 212, so that it may push Device is moved, and experimenter closes brake block and idler wheel 212 is fixed after device is moved to specified region.

It can to sum up obtain, the back flow reaction device after the organic chemistry dehydration, by the way that support plate 1, the first reaction kettle is arranged 2, the first tracheae 3, drying tube 4, the first support plate 5, the second tracheae 6,7 outlet tube 9 of condenser pipe, anti feedback pipe 10, inlet tube 11, Groove 12, fixture block 13, support device 14, connecting rod 15 and liquid back pipe 16, when use device, first to the first reaction kettle 2 It is heated, gas can be volatilized after reaction solution heating, including the vapor that dehydration generates, when vapor passes through Can be absorbed when drying tube 4, other gases then continue to move ahead, into condenser pipe 7 after be condensed into liquid, the liquid of condensation Body along outlet tube 9 enter anti feedback pipe 10, when liquid is saved bit by bit to a certain extent can downward pressing spring 141, spring 141 downwards Movement drives fixture block 13 to move down, to make to flow in anti feedback pipe 10 in inlet tube 11 at liquid, then liquid will be returned Liquid pipe 16 flows back to the first reaction kettle 2, and the groove 12 in anti feedback pipe 10 and fixture block 13 are connected together to form loop, thus Prevent the volatilization gas in the first reaction kettle 2 from entering inlet tube 11, the liquid in such condenser pipe 7 can smoothly flow back to first Reaction kettle 2.

Meanwhile the back flow reaction device after the organic chemistry dehydration, by the way that the first solenoid valve 8, third tracheae is arranged 17, the second reaction kettle 18, second solenoid valve 19, pressure sensitive controller 20, power supply 23 and switch 24, when in the first reaction kettle 2 When air pressure reaches early warning value, pressure sensitive controller 20 closes the first solenoid valve 8 by controller, and second solenoid valve 19 is beaten It opens, then gas is reacted along third tracheae 17 into the second reaction kettle 18, and entire reaction unit is enable to make reactant It is sufficiently reacted under suitable air pressure, reduces the danger that booster occurs, further ensured the safety of experimenter, and will not make At the waste of raw material.

Meanwhile the back flow reaction device after the organic chemistry dehydration, by the way that support rod 22 and tourelle 21 is arranged, When moving to device, worker only needs to open the brake block on idler wheel 212, so that it may which pushing meanss are moved It is dynamic, thus facilitate experimenter to be adjusted the position of device, and the utility model which has a compact structure and a reasonable design, practicability By force.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (8)

1. the back flow reaction device after a kind of organic chemistry dehydration, including support plate (1), it is characterised in that: the support plate (1) Upper surface be fixedly connected with the lower surface of the first reaction kettle (2), and the gas outlet of the first reaction kettle (2) upper surface passes through the One tracheae (3) is connected with the right end of drying tube (4), and the back side of the drying tube (4) and the front of the first support plate (5) are fixed Connection, and the lower surface of the first support plate (5) is fixedly connected with the upper surface of support plate (1), and the left end of the drying tube (4) is logical It crosses the second tracheae (6) to be connected with the right end of condenser pipe (7), and the upper surface of the second tracheae (6) is provided with the first solenoid valve (8), the back side of the condenser pipe (7) is fixedly connected with the front of the first support plate (5), and the lower surface of condenser pipe (7) passes through Outlet tube (9) is connected with the upper surface of anti feedback pipe (10), and the upper surface of anti feedback pipe (10) inner wall and inlet tube (11) top is connected, and inlet tube (11) is located at below outlet tube (9), the bottom end of the inlet tube (11) and groove (12) upper surface is connected, and the outer surface of groove (12) is fixedly connected with the inner wall of anti feedback pipe (10), the groove (12) it is connected with fixture block (13) in, and the lower surface of fixture block (13) is fixedly connected with the top of support device (14), and is supported The left and right sides of device (14) pass through two connecting rods (15) respectively and are fixedly connected with the inner wall of anti feedback pipe (10), described anti- The lower surface of muffler (10) is connected by liquid back pipe (16) with the liquid return hole of the first reaction kettle (2), and liquid return hole is arranged In the left side of the first reaction kettle (2).

2. the back flow reaction device after a kind of organic chemistry dehydration according to claim 1, it is characterised in that: described Support device (14) includes spring (141), and the top of the spring (141) is fixedly connected with the lower surface of fixture block (13), and The bottom end of spring (141) is fixedly connected with the upper surface of the second support plate (142), and the left and right two of the second support plate (142) Side passes through two connecting rods (15) respectively and is fixedly connected with the inner wall of anti feedback pipe (10).

3. the back flow reaction device after a kind of organic chemistry dehydration according to claim 1, it is characterised in that: described The upper surface of second tracheae (6) is connected with one end of third tracheae (17), and third tracheae (17) is located at the first solenoid valve (8) right side, and the right side of third tracheae (17) is provided with second solenoid valve (19), the other end of the third tracheae (17) with The gas outlet of second reaction kettle (18) is connected, and the lower surface of the second reaction kettle (18) and the upper surface of support plate (1) are fixed Connection.

4. the back flow reaction device after a kind of organic chemistry dehydration according to claim 3, it is characterised in that: described Second reaction kettle (18) is located at the left side of the first reaction kettle (2), and the second reaction kettle (18) with it is anti-in the first reaction kettle (2) Answer solution identical.

5. the back flow reaction device after a kind of organic chemistry dehydration according to claim 1, it is characterised in that: described The upper surface of first reaction kettle (2) is connected with the bottom end of pressure sensitive controller (20), and pressure sensitive controller (20) Positioned at the lower section for being located at drying tube (4).

6. the back flow reaction device after a kind of organic chemistry dehydration according to claim 1, it is characterised in that: described The four corners of support plate (1) lower surface are fixedly connected with the top of four support rods (22) respectively, and the bottom end of support rod (22) It is provided with tourelle (21).

7. the back flow reaction device after a kind of organic chemistry dehydration according to claim 6, it is characterised in that: described Tourelle (21) includes third support plate (211), the upper surface of the third support plate (211) and the following table of support rod (22) Face is fixedly connected, and the lower surface of third support plate (211) is provided with idler wheel (212), and is provided with brake on idler wheel (212) Vehicle piece.

8. the back flow reaction device after a kind of organic chemistry dehydration according to claim 5, it is characterised in that: described The upper surface of support plate (1) is provided with power supply (23), and the upper surface of power supply (23) is provided with switch (24), and switchs (24) Model LA19-11D, the output end of the power supply (23) is electrically connected by conducting wire with the input terminal of switch (24), and is opened The output end for closing (24) is electrically connected by conducting wire with the input terminal of pressure sensitive controller (20).